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GM

6L90 Transmission

Tech Resources View all Transmissions
Remanufactured Valve Body

Required

6L90 Remanufactured Valve Body GM6L90E

6L90
Remanufactured Valve Body GM6L90E

’06–’09 GM

Required

6L90 Remanufactured Valve Body GM6L90L

6L90
Remanufactured Valve Body GM6L90L

’10-Later GM

Internal
Zip Kits

4-5-6 Clutch Backing Plate 104140A-01

  • Material: Steel
Zip Kits

Bearing Kit SBK-G80

    Helps cure:
  • Bearing noise
  • Bearing failure
Zip Kits

Heavy Duty 1-2-3-4 Piston 104984-01

Fits '06–'07 units that use OE part number 24224146 and '07-later units that use OE part number 24238700.

Zip Kits

High Capacity 4-5-6 Clutch Apply Piston Kit 104960-20K

Use with aftermarket 45-tooth Powerglide clutches and special steels.

Zip Kits

High Capacity 4-5-6 Clutch Apply Piston Kit 104960-10K

Use with OE 36-tooth clutches and OE steels.

Zip Kits

Pressure Switch Rebuild Kit 124740-30K

    Helps cure:
  • Pressure switch codes
  • Switch codes
  • Pressure control out-of-range codes
  • Slips, flares & bind-ups
  • Failsafe mode
  • Erratic TCC apply
  • Harsh shifts
  • Shift codes
Zip Kits

Pressure Switch Rebuild Master Pack 124740-28K

    Helps cure:
  • Pressure switch codes
  • Switch codes
  • Pressure control out-of-range codes
  • Slips, flares & bind-ups
  • Failsafe mode
  • Erratic TCC apply
  • Harsh shifts
  • Shift codes
Pump
Zip Kits

Boost Valve Kit 104520-01K

    Helps cure:
  • Low line rise in Drive
  • Soft shifts
  • Burnt clutches
Zip Kits

Oversized Converter Feed Limit Valve 104520-11

    Helps cure:
  • High TCC slip RPM
  • Code P0218
  • Code P0741
  • Overheated converter
  • Inadequate lubrication
  • Excess converter pressure
Zip Kits

Oversized Pressure Regulator & Boost Valve Kit 104520-07K

    Helps cure:
  • Erratic line pressure
  • High line pressure
  • Low line pressure
  • Clutch slippage
  • Harsh shifts
  • Low cooler flow
  • Burnt clutches
  • No cooler flow
  • Overheated transmission
  • Converter concerns
Zip Kits

Pressure Regulator Valve Kit 104520-03K

    Helps cure:
  • Erratic line pressure
  • High line pressure
  • Low line pressure
  • Clutch slippage
  • Harsh shifts
  • Low cooler flow
  • No cooler flow
  • Overheated transmission
  • Soft shifts
  • Converter concerns
Zip Kits

Pump Slide Spring 104534-HD

Zip Kits

Pump Vane 76742

  • Width: 0.534"
  • Height: 0.706"
  • Thickness: 0.079"
    Helps cure:
  • Lost or damaged component
Zip Kits

Selective Pump Thrust Washer 33452A

  • Material: Nylon
  • Thickness: 0.080"
    Helps cure:
  • Excess endplay
Valve Body
Zip Kits

Center Support Seal Kit 104740-14K

    Helps cure:
  • Burnt clutches
  • Loss of lube oil
  • Overheating & reduced lube feed
Zip Kits

Checkball 10000-08

Imidized Plastic, .250" Dia.

  • Material: Imidized Plastic
  • Dia.: 0.250"
    Helps cure:
  • Lost or damaged component
Zip Kits

Clutch Select Valve Spring Kit 104740-02K

Mid 2010-Earlier

    Helps cure:
  • Code P0751
  • 1-2-3-4 Clutch burned
  • 3-5-Reverse clutch burned
  • Cruise control disabled
Zip Kits

Compensator Feed Regulator Valve Kit 104740-09K

    Helps cure:
  • Harsh shifts
  • Downshift clunk
  • 3-4 Bump
  • Bump shifts
  • Flare shifts
  • Bind-up
  • Burnt clutches
  • Overheated fluid
Zip Kits

O-Ringed End Plug Kit 104740-23K

Contains 6 Plugs & 9 O-rings

    Helps cure:
  • Shift concerns
  • Burnt clutches
Zip Kits

Oversized AFL Valve 104740-12

    Helps cure:
  • Solenoid performance codes
  • Clutch failure
  • Wrong gear starts
  • Harsh shifts
  • Soft shifts
Zip Kits

Oversized Clutch Boost Valve 104740-01

Fits any of 3 locations

    Helps cure:
  • Shift quality is not load sensitive
  • Clutch pressure solenoid codes
  • Burnt clutches
  • Delayed engagement
  • Harsh shifts
  • Slide shifts
  • Slip codes
  • Slips & flares
Zip Kits

Oversized TCC Regulator Valve Kit 104740-07K

    Helps cure:
  • Code P0741, P0742
  • High TCC slip RPM
  • Overheated fluid
  • Failsafe mode
  • Harsh shifts
  • Harsh TCC apply
  • Loss of fuel economy
Zip Kits

TCC Regulator Valve Spring 104740-45K

    Helps cure:
  • Vibration
  • Shudder condition
Zip Kits

Vacuum Test Plate Kit 104740-VTP

Zip Kits

Vacuum Test Plate Kit Seal 104740-VTP-SU

Zip Kits

Vacuum Test Plate Kit Seal 104740-VTP-SL

Zip Kits

Zip Kit® 6L45-6L90-ZIP

    Helps cure:
  • Burnt clutches
  • Delayed engagement
  • 3-4 Bump
  • Inadequate lubrication
  • Low pressure
  • Slips & flares
  • Soft shifts
  • TCC apply & release concerns
  • TCC codes
Other
Zip Kits

Tool Kit F-104740-TL

Zip Kits

Tool Kit F-104520-TL11C

For 104520-11

Zip Kits

Tool Kit F-104740-TL12

For 104740-12

Zip Kits

Tool Kit F-104740-TL7

Zip Kits

Tool Kit F-104520-TL7C